CN113738638B - Novel pump box structure of single pump - Google Patents
Novel pump box structure of single pump Download PDFInfo
- Publication number
- CN113738638B CN113738638B CN202111089180.1A CN202111089180A CN113738638B CN 113738638 B CN113738638 B CN 113738638B CN 202111089180 A CN202111089180 A CN 202111089180A CN 113738638 B CN113738638 B CN 113738638B
- Authority
- CN
- China
- Prior art keywords
- pump
- oil inlet
- diesel oil
- pump box
- engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002283 diesel fuel Substances 0.000 claims abstract description 41
- 239000010705 motor oil Substances 0.000 claims abstract description 33
- 239000003921 oil Substances 0.000 claims abstract description 9
- 239000000178 monomer Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
Abstract
The invention provides a novel single pump box structure, which comprises a pump box body, wherein the cross section of the pump box body is of a V-shaped structure, a plurality of single pump mounting holes are formed in two sides of the V-shaped structure, the single pump mounting holes penetrate through the pump box body, and a machine body mounting hole and a single pump fixing hole are further formed in the end face of the V-shaped structure; the outside of V type structure is equipped with axial integrated into one piece's diesel oil inlet duct, diesel oil return duct, engine oil inlet duct and engine oil return duct, and diesel oil inlet duct, diesel oil return duct, engine oil inlet duct and engine oil return duct all are equipped with the oil duct of intercommunication monoblock pump mounting hole. The pump box structure improves the rigidity of the pump box, and meanwhile, the pump box and the machine body are integrally arranged in the V-shaped included angle of the engine, so that the rigidity of the whole machine is improved; meanwhile, the dead space of the whole machine is reduced, and the compactness of the whole machine is improved.
Description
Technical Field
The invention belongs to the technical field of engine matching devices, and particularly relates to a novel single pump box structure.
Background
For multi-cylinder diesel engines employing unit pump oil supply systems, there are generally two types of unit pumps, one being a combined unit pump, the exterior of which is like a conventional in-line pump, and the other being a split unit pump. Both pumps have the defects of weak strength of the pump body, complex structure and the like (special oil pipelines and diesel pipelines are required to be designed). Meanwhile, a lot of ineffective space is brought to the whole machine, and the compactness of the whole machine is poor.
If the diesel engine is a V-shaped engine, the unit pumps are all arranged in the V-shaped included angle of the engine, once the unit pumps enter an oil return pipeline to leak oil, a plurality of peripheral parts are required to be disassembled to remove faults, so that the maintenance performance of the whole engine is poor.
Disclosure of Invention
In view of the above, the present invention aims to provide a novel pump case structure of a unit pump, so as to improve the strength of the pump body and simplify the structure.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the novel single pump box structure comprises a pump box body, wherein the cross section of the pump box body is of a V-shaped structure, a plurality of single pump mounting holes are formed in two sides of the V-shaped structure, the single pump mounting holes penetrate through the pump box body, and a machine body mounting hole and a single pump fixing hole are further formed in the end face of the V-shaped structure;
the outside of V type structure is equipped with axial integrated into one piece's diesel oil inlet duct, diesel oil return duct, engine oil inlet duct and engine oil return duct, and diesel oil inlet duct, diesel oil return duct, engine oil inlet duct and engine oil return duct all are equipped with the oil duct of intercommunication monoblock pump mounting hole.
Further, the diesel oil inlet duct and the diesel oil return duct are respectively arranged on the upper side and the lower side of the single pump mounting hole, the engine oil inlet duct is arranged at the middle position of the top of the pump box body, and the two engine oil return ducts are respectively arranged on the two sides of the bottom of the V-shaped structure.
Further, the axis of the unit pump mounting hole is taken as a reference, and the diesel oil inlet duct and the diesel oil return duct are symmetrical relative to the axis of the unit pump mounting hole.
Further, a left protruding block is formed at the position of the diesel oil inlet duct at the left side of the pump box body; the right side bulge block is formed at the position of the diesel oil inlet duct on the right side of the pump box body; the engine oil inlet duct is located to form a middle protruding block.
Further, the left protruding block and the right protruding block are symmetrical relative to the middle protruding block; and the horizontal height of the diesel oil inlet duct is larger than that of the engine oil inlet duct.
Further, a first through groove is formed between the left side protruding block and the middle protruding block; and a second through groove is formed between the right side protruding block and the middle protruding block, and the first through groove and the second through groove are used for being matched with a V-shaped included angle of the engine.
Further, the machine body mounting hole and the unit pump fixing hole are used for being fixed with the engine.
Further, a mounting hole seat is formed at each unit pump mounting hole of the pump box body and used for guaranteeing rigidity of the port of the unit pump mounting hole.
Compared with the prior art, the invention has the following advantages:
(1) The pump box structure improves the rigidity of the pump box, and meanwhile, the pump box and the machine body are integrally arranged in the V-shaped included angle of the engine, so that the rigidity of the whole machine is improved; meanwhile, the dead space of the whole machine is reduced, and the compactness of the whole machine is improved.
(2) The oil inlet and return ports of the pump box structure are designed at two ends of the engine, so that leakage faults can be eliminated without disassembling other parts, and the maintainability of the whole engine is improved; the structure is suitable for various machine types such as V-shaped 6, 8, 10, 12 and the like.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a cross-sectional view of a novel unit pump case structure according to an embodiment of the present invention;
fig. 2 is an isometric view of a novel unit pump case structure according to an embodiment of the invention.
Reference numerals illustrate:
1. the engine oil pump comprises a monoblock pump mounting hole, a diesel oil inlet duct, a diesel oil return duct, an engine oil inlet duct, an engine oil return duct, a machine body mounting hole and a monoblock pump fixing hole.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
The embodiment of the invention provides a novel single pump box structure, which comprises a pump box body, wherein the cross section of the pump box body is of a V-shaped structure as shown in fig. 1 and 2, a plurality of single pump mounting holes 1 are formed in two sides of the V-shaped structure, the single pump mounting holes 1 penetrate through the pump box body, and a machine body mounting hole 6 and a single pump fixing hole 7 are further formed in the end face of the V-shaped structure;
the number of the single pump mounting holes can be 6, 8, 10 or 12; the engine is suitable for engines with different cylinder numbers.
The outside of V type structure is equipped with axial integrated into one piece's diesel oil inlet duct 2, diesel oil return duct 3, engine oil inlet duct 4 and engine oil return duct 5, and diesel oil inlet duct 2, diesel oil return duct 3, engine oil inlet duct 4 and engine oil return duct 5 all are equipped with the oil duct of intercommunication monoblock pump mounting hole 1.
The diesel oil inlet duct 2 and the diesel oil return duct 3 are respectively arranged on the upper side and the lower side of the single pump mounting hole 1, the engine oil inlet duct 4 is arranged at the middle position of the top of the pump box body, and the two engine oil return ducts 5 are respectively arranged on the two sides of the bottom of the V-shaped structure.
Because the diesel oil inlet duct 2, the diesel oil return duct 3, the engine oil inlet duct 4 and the engine oil return duct 5 are designed at two ends of the engine, leakage faults can be eliminated without disassembling other parts, and the maintainability of the whole engine is improved.
The axis of the unit pump mounting hole 1 is taken as a reference, and the diesel oil inlet duct 2 and the diesel oil return duct 3 are symmetrical relative to the axis of the unit pump mounting hole 1.
The left side bulge block is formed at the position of the diesel oil inlet duct 2 at the left side of the pump box body; the position of the diesel oil inlet duct 2 on the right side of the pump box body forms a right protruding block; the engine oil inlet duct 4 is provided with a middle protruding block.
The left protruding block and the right protruding block are symmetrical relative to the middle protruding block; and the level of the diesel oil inlet passage 2 is greater than that of the engine oil inlet passage 4.
A first through groove is formed between the left side protruding block and the middle protruding block; and a second through groove is formed between the right side protruding block and the middle protruding block, and the first through groove and the second through groove are used for being matched with a V-shaped included angle of the engine.
The engine body mounting holes 6 and the unit pump fixing holes 7 are used for being fixed with the engine through bolts.
Each single pump mounting hole 1 of the pump box body is provided with a mounting hole seat for guaranteeing the rigidity of the port of the single pump mounting hole 1, improving the overall compactness and reducing the quality of the pump box body while guaranteeing the rigidity.
The pump box structure of the invention greatly improves the strength of the pump body, simplifies the structure and improves the maintainability of the whole machine.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. The utility model provides a novel monomer pump case structure, includes pump case body, its characterized in that: the pump box body is of an integrated structure, the section of the pump box body is of a V-shaped structure, a plurality of unit pump mounting holes (1) are formed in two sides of the V-shaped structure, the unit pump mounting holes (1) penetrate through the pump box body, and a machine body mounting hole (6) and a unit pump fixing hole (7) are further formed in the end face of the V-shaped structure;
the outside of the V-shaped structure is provided with an axial diesel oil inlet channel (2), a diesel oil return channel (3), an engine oil inlet channel (4) and an engine oil return channel (5), and the diesel oil inlet channel (2), the diesel oil return channel (3), the engine oil inlet channel (4) and the engine oil return channel (5) are all provided with oil channels communicated with the single pump mounting hole (1);
the diesel oil inlet channel (2) and the diesel oil return channel (3) are respectively arranged at the upper side and the lower side of the single pump mounting hole (1), the engine oil inlet channel (4) is arranged at the middle position of the top of the pump box body, and the two engine oil return channels (5) are respectively arranged at the two sides of the bottom of the V-shaped structure;
the left side bulge block is formed at the position of the diesel oil inlet duct (2) at the left side of the pump box body; the right side bulge block is formed at the position of the diesel oil inlet duct (2) on the right side of the pump box body; the engine oil inlet duct (4) is positioned to form a middle protruding block.
2. The novel unit pump box structure according to claim 1, wherein: the axis of the unit pump mounting hole (1) is used as a reference, and the diesel oil inlet duct (2) and the diesel oil return duct (3) are symmetrical relative to the axis of the unit pump mounting hole (1).
3. The novel unit pump box structure according to claim 1, wherein: the left protruding block and the right protruding block are symmetrical relative to the middle protruding block; and the horizontal height of the diesel oil inlet duct (2) is larger than that of the engine oil inlet duct (4).
4. The novel unit pump box structure according to claim 1, wherein: a first through groove is formed between the left side protruding block and the middle protruding block; and a second through groove is formed between the right side protruding block and the middle protruding block, and the first through groove and the second through groove are used for being matched with a V-shaped included angle of the engine.
5. The novel unit pump box structure according to claim 1, wherein: the engine body mounting hole (6) and the unit pump fixing hole (7) are used for being fixed with the engine.
6. The novel unit pump box structure according to claim 1, wherein: and a mounting hole seat is formed at each single pump mounting hole (1) of the pump box body and used for ensuring the rigidity of the port of the single pump mounting hole (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089180.1A CN113738638B (en) | 2021-09-16 | 2021-09-16 | Novel pump box structure of single pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089180.1A CN113738638B (en) | 2021-09-16 | 2021-09-16 | Novel pump box structure of single pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113738638A CN113738638A (en) | 2021-12-03 |
| CN113738638B true CN113738638B (en) | 2023-12-22 |
Family
ID=78739458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111089180.1A Active CN113738638B (en) | 2021-09-16 | 2021-09-16 | Novel pump box structure of single pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113738638B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5992393A (en) * | 1995-02-08 | 1999-11-30 | Yanmar Diesel Engine Co., Ltd. | V type diesel engine |
| US6244237B1 (en) * | 1998-12-04 | 2001-06-12 | Honda Giken Kogyo Kabushiki Kaisha | Balancer device for a four-cycle V-type eight cylinder engine |
| CN2665374Y (en) * | 2003-12-19 | 2004-12-22 | 天津朝霞摩托车技术开发有限公司 | Engine using engine oil radiator |
| CN108223217A (en) * | 2018-02-07 | 2018-06-29 | 广西玉柴机器股份有限公司 | The diesel fuel supply pipe-line system of V-type multi-cylinder diesel engine |
| CN109386340A (en) * | 2018-12-25 | 2019-02-26 | 苏州帕瓦麦斯动力有限公司 | The engine cylinder head high-efficiency lubricating system of inversion small-size double cylinder generating set |
-
2021
- 2021-09-16 CN CN202111089180.1A patent/CN113738638B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5992393A (en) * | 1995-02-08 | 1999-11-30 | Yanmar Diesel Engine Co., Ltd. | V type diesel engine |
| US6244237B1 (en) * | 1998-12-04 | 2001-06-12 | Honda Giken Kogyo Kabushiki Kaisha | Balancer device for a four-cycle V-type eight cylinder engine |
| CN2665374Y (en) * | 2003-12-19 | 2004-12-22 | 天津朝霞摩托车技术开发有限公司 | Engine using engine oil radiator |
| CN108223217A (en) * | 2018-02-07 | 2018-06-29 | 广西玉柴机器股份有限公司 | The diesel fuel supply pipe-line system of V-type multi-cylinder diesel engine |
| CN109386340A (en) * | 2018-12-25 | 2019-02-26 | 苏州帕瓦麦斯动力有限公司 | The engine cylinder head high-efficiency lubricating system of inversion small-size double cylinder generating set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113738638A (en) | 2021-12-03 |
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